feat: add audio-setup/teardown scripts to home manager

home-manager/_mixins/scripts/audio-setup/audio-setup.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+set +o pipefail  # Disable pipefail
+
+HOST=$(hostnamectl hostname)
+
+# Enable sidetone
+mic-loopback on
+mic-loopback set 120
+
+# Optimise PipeWire Quantum for OBS Studio; prevent audio crackling
+case "${HOST}" in
+    vader)  pw-metadata --name settings 0 clock.force-quantum 64;;
+    phasma) pw-metadata --name settings 0 clock.force-quantum 64;;
+    *) pw-metadata --name settings 0 clock.force-quantum 1024;;
+esac
+
+# Pause all audio players
+playerctl -p cider pause || true
+playerctl -p Lodge_iPad pause || true
+
+rhythmbox-client --no-start --set-volume 0
+rhythmbox-client --no-start --pause
+rhythmbox-client --no-start --shuffle
+rhythmbox-client --no-start --repeat

home-manager/_mixins/scripts/audio-setup/default.nix

@@ -0,0 +1,18 @@
+{ pkgs, ... }:
+let
+  name = builtins.baseNameOf (builtins.toString ./.);
+  shellApplication = pkgs.writeShellApplication {
+    inherit name;
+    runtimeInputs = with pkgs; [
+      coreutils-full
+      pipewire
+      playerctl
+      procps
+      rhythmbox
+    ];
+    text = builtins.readFile ./${name}.sh;
+  };
+in
+{
+  home.packages = with pkgs; [ shellApplication ];
+}

home-manager/_mixins/scripts/audio-teardown/audio-teardown.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+rhythmbox-client --no-start --pause
+rhythmbox-client --no-start --no-repeat
+rhythmbox-client --no-start --no-shuffle
+rhythmbox-client --no-start --set-volume 0
+
+# Restore PipeWire Quantum
+pw-metadata --name settings 0 clock.force-quantum 0
+
+# Disable sidetone
+mic-loopback set 100
+mic-loopback off

home-manager/_mixins/scripts/audio-teardown/default.nix

@@ -0,0 +1,16 @@
+{ pkgs, ... }:
+let
+  name = builtins.baseNameOf (builtins.toString ./.);
+  shellApplication = pkgs.writeShellApplication {
+    inherit name;
+    runtimeInputs = with pkgs; [
+      coreutils-full
+      pipewire
+      rhythmbox
+    ];
+    text = builtins.readFile ./${name}.sh;
+  };
+in
+{
+  home.packages = with pkgs; [ shellApplication ];
+}